<ul class="p-tree">
  <li *ngFor="let item of data">
    <p-tree-node [data]="item" [canChecked]="canChecked" [singleChecked]="singleChecked" [cascadeChecked]="cascadeChecked" [hideParentCheckBox]="hideParentCheckBox"  [singleCheckedNodeId]="singleCheckedNodeId" (onCheckChanged)="onCheckboxChanged($event)" (onClick)="itemClicked($event);"></p-tree-node>
  </li>
</ul>
